Boundary Atlas

Shiloh, Illinois

Shiloh is a village in St. Clair County, Illinois, with 14,773 residents in 2020. It spans 2 congressional districts: IL-13 (56%) and IL-12 (44%). It spans 2 state senate and 3 state house districts.

14,773residents (2020 Census)
12.7 sq miland area
4ZIP codes
2congressional districts

County

CountyShare of residents
St. Clair County100%

Congressional districts

Congressional districtShare of residents
Illinois's 13th congressional district (IL-13)56%
Illinois's 12th congressional district (IL-12)44%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IL-13)Nikki Budzinski (D)202-225-237156%
U.S. Representative (IL-12)Mike Bost (R)202-225-566144%
U.S. SenatorRichard J. Durbin (D)202-224-2152 · contact formstatewide
U.S. SenatorTammy Duckworth (D)202-224-2854 · contact formstatewide
State Senator (State Senate District 57)Christopher Belt (Democratic)618-875-121282%
State Senator (State Senate District 56)Erica Harriss (R)618-307-578918%
State Representative (State House District 113)Jay Hoffman (Democratic)618-416-740780%
State Representative (State House District 112)Katie Stuart (Democratic)618-365-665018%
State Representative (State House District 114)Kevin Schmidt (R)618-215-10502.3%

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of residents
State Senate District 5782%
State Senate District 5618%

State house districtShare of residents
State House District 11380%
State House District 11218%
State House District 1142.3%

ZIP codes

Percentages mark ZIPs only partly in Shiloh: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get Shiloh's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:1769524")

Shiloh here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.